The Extel records
Subtitle: archives of the Exchange Telegraph Co. Ltd., 1872-1966.
Contributors: Guildhall Library (London, England)
Publisher: World Microfilms Publications
Published: 1990
Place of publication: London, England
Language: eng
Format: Microform
Number of pages: 122
Subjects: Exchange Telegraph Company -- Archives.
Notes: Filmed from the holdings of Guildhall Library.
Accompanied by a printed guide with the same title.